By Gillian Ferris Kohl
http://stream.publicbroadcasting.net/production/mp3/knau/local-knau-932669.mp3
Flagstaff, AZ – On this Election Day, some candidates are making last ditch efforts to reach potential voters. They're using "Robo-Calls", recorded political messages left on home answering machines.This year, campaigns nationwide paid for hundreds of millions of Robo-Calls, with more than 80 percent made in the last week alone. But, as Arizona Public Radio's Gillian Ferris Kohl reports, they seem to have little effect on voter opinion.